Zheng Xing Xing Ye Ri Bao·2025-12-22 09:03Group 1 - The small metals sector increased by 2.09% compared to the previous trading day, with Zhongtung High-tech leading the gains [1] - The Shanghai Composite Index closed at 3917.36, up 0.69%, while the Shenzhen Component Index closed at 13332.73, up 1.47% [1] - Key stocks in the small metals sector showed significant price increases, with Zhongtung High-tech rising by 8.57% to a closing price of 29.64 [1] Group 2 - The trading volume for Zhongtung High-tech was 1.3262 million shares, with a transaction value of 385.4 million yuan [1] - Other notable performers included Xianglu Tungsten Industry, which rose by 8.38% to 13.71, and Yunnan Pig Industry, which increased by 7.30% to 29.09 [1] - The small metals sector saw a net inflow of 339 million yuan from main funds, while retail investors experienced a net outflow of 259 million yuan [2]